// Learn cc.Class:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/class.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/class.html
// Learn Attribute:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/life-cycle-callbacks.html

cc.Class({
    extends: cc.Component,

    properties: {
        // foo: {
        //     // ATTRIBUTES:
        //     default: null,        // The default value will be used only when the component attaching
        //                           // to a node for the first time
        //     type: cc.SpriteFrame, // optional, default is typeof default
        //     serializable: true,   // optional, default is true
        // },
        // bar: {
        //     get () {
        //         return this._bar;
        //     },
        //     set (value) {
        //         this._bar = value;
        //     }
        // },
    },

    // LIFE-CYCLE CALLBACKS:

    onLoad () {
        cc.log("ball onLoad");
    },

    start () {
        cc.log("ball start");
        // this.node.position = cc.v2(0,0);//初始化位置
        // this.getComponent(cc.RigidBody).linearVelocity = cc.v2(10,10);//初始化速度
        this.rigidBody = this.getComponent(cc.RigidBody);
        cc.log("position="+this.node.position);
        cc.log("enabledContactListener="+this.rigidBody.enabledContactListener);
        cc.log("angularDamping="+this.rigidBody.angularDamping);
        cc.log("angularVelocity="+this.rigidBody.angularVelocity);
        cc.log("linearVelocity="+this.rigidBody.linearVelocity);
         
    },

    update (dt) {
        // cc.log("i'am ball="+this.node.position);
    },
});
